2123223 has 8 divisors (see below), whose sum is σ = 2865408. Its totient is φ = 1398264.

The previous prime is 2123213. The next prime is 2123237. The reversal of 2123223 is 3223212.

2123223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2123223 - 2⁹ = 2122711 is a prime.

It is a d-powerful number, because it can be written as 2¹¹ + 1 + 2¹² + 3⁵ + 2²⁰ + 2²⁰ + 3⁹ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2123203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4015 + ... + 4512.

It is an arithmetic number, because the mean of its divisors is an integer number (358176).

2^2123223 is an apocalyptic number.

2123223 is a deficient number, since it is larger than the sum of its proper divisors (742185).

2123223 is an equidigital number, since it uses as much as digits as its factorization.

2123223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8613.

The product of its digits is 144, while the sum is 15.

The square root of 2123223 is about 1457.1283402638. The cubic root of 2123223 is about 128.5282329320.

Adding to 2123223 its reverse (3223212), we get a palindrome (5346435).

It can be divided in two parts, 2123 and 223, that added together give a triangular number (2346 = T₆₈).

The spelling of 2123223 in words is "two million, one hundred twenty-three thousand, two hundred twenty-three".